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Technical Stack & Competencies

Core & Production-Tested

Docker & Kubernetes

Containerization & orchestration for high-availability multi-country deployments.

Node.js & NestJS

Microservices architecture, saga patterns, event-driven systems at scale.

GCP Cloud Run

Serverless containers, Pub/Sub messaging, GCS storage across 3 countries.

CI/CD Pipelines

GitHub Actions & GitLab CI automating build, test and deploy workflows.

Next.js & React

SSR/SSG applications, API routes, performance-optimized frontends.

Python

Automation scripts, data pipelines, Jupyter notebooks for analytics.

Microservices

Domain-driven design, saga orchestration, progressive monolith decoupling.

Linux Administration

Server provisioning, security hardening, shell scripting for DevOps.

A.I. & Automation Engine

Claude Code

Agentic development workflows reducing delivery time by 60%.

Cursor IDE

A.I.-assisted pair programming for rapid prototyping and refactoring.

Prompt Engineering

System prompts, chain-of-thought, structured outputs for production A.I.

A.I. Agents

Autonomous pipelines for code generation, review and deployment.

Gemini A.I.

Vision OCR for invoice processing, cost-optimized with regex pre-filtering.

GitHub Copilot

Context-aware code completion integrated into team development workflows.

Data & Infrastructure

Terraform & IaC

Infrastructure as Code for reproducible cloud environments.

MySQL & PostgreSQL

Relational modeling, query optimization, multi-tenant schemas.

MongoDB & Redis

Document stores for config/audit, Redis caching for high-throughput.

Elasticsearch

Full-text search indexing, real-time catalog updates via Painless scripts.

BigQuery & Grafana

Analytics dashboards, performance monitoring, operational metrics.

High-performance backend services, REST APIs with Gin framework.

Engineering Impact & Metrics

60%

Faster Delivery

Leveraging Agentic AI (Claude/Cursor) to optimize the full SDLC.

99.9%

Uptime

High-availability architectures on GCP & Kubernetes.

40%

Bug Reduction

Automated QA frameworks built from the ground up.

15+

Years of Experience

From CTO & Founder to Full Stack Developer & Solutions Architect.

Professional Experience

From CTO & Co-Founder to Full Stack Developer & Solutions Architect: 15+ years building, modernizing and scaling production systems.

Chiper
Jan 2026 – Present
Full Stack Developer — E-commerce Modernization Lead
Leading the end-to-end renewal of the B2B e-commerce platform: decomposing the legacy monolith into a clean Go microservices ecosystem (Strangler Fig, bounded contexts, async Pub/Sub) with zero-downtime, incremental migration. Designing and building new services in Go (Clean Architecture, REST/gRPC, goroutines, observability) deployed to GCP Cloud Run. Delivered as a lean 2-developer squad with full ownership, leveraging AI-assisted development (Claude Code, Cursor).
▸ Key projects:
ecommerce-renewal — New Go microservices decomposing the B2B e-commerce monolith (2026)
reference-catalogue-api — Catalog orchestrator microservice (NestJS, saga patterns)
ms-pricing — Isolated pricing engine for multi-location B2B
Chiper
2022 – 2025
Fullstack Engineer & DevOps Lead
Led infrastructure, CI/CD and the monolith-to-microservices migration (LoopBack 3 → NestJS, Go) with saga patterns and zero-downtime deployments. Drove AI-Augmented workflows (Claude Code, Cursor) cutting feature delivery time by 60% while sustaining 99.9% uptime on GCP (Cloud Run, Pub/Sub, GCS) for 50K+ daily cross-border transactions.
▸ Key projects:
catalog-visibility — 4-dimensional catalog system (Location, Cluster, Partner, Stock)
VendIA — AI-powered POS with Gemini OCR for invoice processing (personal, 2026)
bryanCV — AI-powered portfolio with chatbot, recruiter dashboard & dynamic CV (brayanmurcia.lat, 2026)
Chiper
2019 – 2022
QA Automation Lead
Built the QA Automation department from scratch at a Series B startup operating in Colombia, Mexico and Brazil. Implemented Selenium, Appium and Pytest frameworks, reducing production bugs by 40%. Introduced CI/CD-integrated E2E testing and performance monitoring with BigQuery and Grafana.
▸ Key projects:
QA Framework — Selenium + Appium + Pytest pipeline from zero
SiembraCo — AgriTech platform for crop management (personal project, 2025)
A_Byte Corp S.A.S.
2010 – 2019
CTO & Co-Founder
Led the technology vision for 9 years, delivering custom web platforms, enterprise networks and CCTV/IP security systems for B2B corporate clients. Owned technical P&L, managed stakeholder relationships and scaled the team from 2 to 12 engineers. Full-stack delivery across PHP, JavaScript, MySQL and on-premise infrastructure.
▸ Key projects:
Princess XV — 3D interactive web platform for luxury yachts
FacturApp — Electronic invoicing system (DIAN compliance)